Home / 4,216.29-6,324.48-2,135.85

Finding the Fourth Proportional to 4,216.29, 6,324.48 and 2,135.85

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Solution

The fourth proportional to 4,216.29, 6,324.48 and 2,135.85 is: 3,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.29 : 6,324.48 = 2,135.85 : x
  2. Step 2: Convert to fraction form
    4,216.29/6,324.48 = 2,135.85/x
  3. Step 3: Cross multiply
    4,216.29x = 6,324.48 × 2,135.85
  4. Step 4: Simplify right side
    4,216.29x = 13,508,140.61
  5. Step 5: Solve for x
    x = 13,508,140.61/4,216.29
  6. Step 6: Final answer
    x = 3,203.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.